holm oak

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holm oak

an evergreen Mediterranean oak tree, Quercus ilex, widely planted for ornament: the leaves are holly-like when young but become smooth-edged with age
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Holm Oak


(Quercus ilex), an evergreen tree of the family Fagaceae. It grows to 25 m and has a smooth bark. The leaves are elliptical, leathery, shiny, tomentose beneath, and entire or serrate. The acorns are 2 to 3.5 cm long.

The tree is native to the Mediterranean region, where it isfound both in mixed groves and separate stands. In the USSRit is cultivated in the southern Crimea and in the Caucasus alongthe Black Sea coast (south of Sochi), where it bears abundantfruit every year. The holm oak is ornamental and grows rapidly, attaining a height of 22– m in 40–45 years. It is droughtresistant, does not require good soil, and can withstand shorttemperature drops to as low as — 20°C. The wood is very hardand durable, with a density of 1.14 g per cu cm, and has a browncore. It is valuable for building underwater structures, and thewood of the roots is used in woodworking. The bark contains upto 7.25 percent of tannins. The holm oak is also suitable forlandscaping and forestation.


The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
The hostility of the climate and the poverty of the soil yield poor vegetation cover in this part of the mountain: the holm oak only occupies rocky spaces providing shelter from the wind (Mosbah, 2007).
2011: Ecological and biological properties of holm oak (Quercus ilex L.) on the Island of Rab.
ilex leaves are reliable biomonitors of spatio-temporal variations in deposition patterns, our surveys showed that litter and topsoil under holm oak trees are important metal sinks.
After the foliage depletion of these populations preferred host plants altitude migrate in search of holm oak which has a late debourement and other tree and shrub species such as Cistus crispus and Cistus salvifolius and heather species Erica scoparia and Erica arborea.
Two-year-old plants of Holm oak (Quercus ilex) were grown in 15 dm3 pots filled with commercial soil.
Stomatal density variation in beech and holm oak leaves collected over the last 200 years.
At the regional scale, the presence of holm oak and Aleppo pine is expected to be driven mainly by the precipitation regime, with the proportion of Aleppo pine increasing toward the driest border and with holm oak being the dominant species in areas with higher precipitation.
Last year, the second class relics "ex indumentis" (from the clothing) of the children of Fatima with a piece of Holm Oak tree where Our Lady of Fatima appeared in Portugal were displayed at the Radio Veritas Chapel in Q.C.
They have already polished off undergrowth in a trial at nearby Honeycombe Chine, saving the council tens of thousands of pounds usually spent on teams uprooting the likes of bamboo and holm oak.
Back on land, lawned areas are interspersed with large garden beds and mature trees including weeping ash, flowering cherry, Holm oak, yew, ash, horse chestnut and silver birch.
Influence of cutting methods and dates on stump sprouting in Holm oak coppice.